(1) Mon Feb 20 2006 11:08:
For a while I've been looking for a word or phrase that has a very common incorrect variant. So common an incorrect variant that you can't use the naive "Google them both and see which one gets more hits" trick to figure out which one's right. But not so common that descriptivists would argue that the "incorrect" one is actually right because that's how people use it. Anyway, I finally found one: Aye, there's the rub gets 127k hits, and Ay, there's the rub gets 150k.